User Qmechanic - Physics Stack Exchange

bio	website	arXiv.org
	location	Europe
	age	47
visits	member for	2 years, 2 months
	seen	2 mins ago
stats	profile views	4,531

	17,357 reputation	bio	website	arXiv.org	visits	member for	2 years, 2 months
41648 badges		location	Europe		seen	2 mins ago

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How should a heat current be defined for two component system with unequal numbers

thermodynamics

mar 12 '12 at 16:52 Community♦ 1

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6

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2

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449

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Why does iteratively solving the Hartree-Fock equations result in convergence?

feb 13 '12 at 11:20 James Womack 160

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13

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4

answers

2

kviews

What does Peter Parkers formula represent?

soft-question statistical-mechanics biophysics notation

jun 29 at 22:27 Nathaniel 6,259

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3

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1

kviews

Thermodynamics of supercooled water

thermodynamics water freezing ice

apr 9 at 19:31 Qmechanic♦ 17.4k

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7

votes

4

answers

209

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Different kinds of S-matrices?

quantum-field-theory research-level scattering s-matrix-theory

dec 30 at 17:51 Dilaton 2,478

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0

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116

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Symmetries of separable potential

quantum-mechanics mechanics symmetry potential lie-algebra

feb 4 '12 at 20:57 Qmechanic♦ 17.4k

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1

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325

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What are the theoretical explanations behind the “no-boundary condition” in cosmology?

cosmology quantum-gravity

feb 4 '12 at 16:00 twistor59 6,784

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5

votes

1

answer

189

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Are objects in a gravitational well shortened?

general-relativity gravity relativity gravitational-redshift

feb 5 '12 at 4:04 kartsa 199

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2

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273

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Is there any idea why the electric charges of electron and muon are equal?

electromagnetism particle-physics quantum-electrodynamics

mar 24 '12 at 7:37 Ron Maimon 44.9k

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4

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106

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Can dark matter and energy be formulated as local perturbations of the metric

general-relativity dark-matter dark-energy

apr 4 '12 at 14:20 user8260 229

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votes

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347

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Is there a connection between the fluctuation-dissipation theorem and the Green–Kubo relations?

particle-physics condensed-matter

apr 9 '12 at 3:57 Thomas 416

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3

votes

3

answers

545

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Is there a valid Lagrangian formulation for all classical systems?

classical-mechanics energy-conservation lagrangian-formalism hamiltonian

feb 4 '12 at 17:08 altertoby 342

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4

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1

answer

298

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Vacuum Wavefunctional

quantum-field-theory path-integral

mar 9 at 15:51 twistor59 6,784

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2

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254

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What specifically are the measurements that correspond to fixing the infinite number of counterterms in quantum gravity?

quantum-gravity

feb 16 '12 at 6:15 Ron Maimon 44.9k

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0

answers

62

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What is an isoscalar factor?

quantum-mechanics group-theory group-representations

jan 21 '12 at 20:01 okj 227

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0

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148

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Modification of de Donder gauge

general-relativity

jan 18 '12 at 15:16 sjdh 118

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3

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347

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Smoothness constraint of wave function

quantum-mechanics schrodinger-equation wavefunction

jan 19 '12 at 14:49 Qmechanic♦ 17.4k

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3

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1

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172

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Solutions to SHMO equation in Feynman's Thesis

quantum-mechanics

jan 18 '12 at 22:31 Ron Maimon 44.9k

3

votes

4

answers

421

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What is a gauge transformation of the metric in GR?

general-relativity

jan 17 '12 at 17:09 joseph f. johnson 1,928

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2

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171

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How to prove equivalence of RG flow of QFT coupling constant and diagrammatic resummation at fixed renormalization scale?

quantum-field-theory renormalization feynman-diagram

may 12 at 22:20 Ikiperu 452

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0

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71

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Pohlmeyer reduction of string theory for flat- and AdS- spaces

string-theory quantum-gravity quantization

jan 13 '12 at 12:27 crackjack 111

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2

votes

1

answer

163

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what co-operates with a Super Symmetry Transform

supersymmetry

jan 13 '12 at 2:07 Ron Maimon 44.9k

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54

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Why is developable surface developable (ie. can be flattened onto a plane without distortion)?

differential-geometry

oct 2 at 14:17

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1

kviews

Path integral formulation of quantum mechanics

quantum-mechanics mathematical-physics reference-request books path-integral

apr 14 at 9:45 dimension10 163

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5

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0

answers

135

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conformal anomaly of free scalar in 2D

renormalization

mar 20 at 14:45 Michael Brown 5,499

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10

votes

4

answers

727

views

QM and Renormalization (layman)

quantum-mechanics quantum-field-theory quantum-electrodynamics symmetry renormalization

mar 3 '12 at 20:39 Arnold Neumaier 13.9k

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7

votes

2

answers

322

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Groups acting on physics - a clarification on electrons and spin

quantum-mechanics spin symmetry group-representations

jan 17 '12 at 16:27 Greg Graviton 2,014

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7

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0

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106

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Holomorphic Factorization in CFT$_2$

conformal-field-theory

jan 9 '12 at 5:08 user1349 632

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4

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1

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153

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Dirac string on (periodic) compact space

magnetic-monopoles dirac-string dirac-monopole

jan 9 '12 at 5:38 Ron Maimon 44.9k

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3

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905

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Energy momentum tensor from Noether's theorem

quantum-field-theory noethers-theorem

jan 12 '12 at 15:51 Qmechanic♦ 17.4k

Qmechanic

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